ID: 152

AQSQID: 060371701

Site Name: Pomona

Added: April 21, 2020, 6:24 p.m.

Updated: Jan. 18, 2021, 12:31 a.m.

Location: Pomona (Wilton Heights), CA

Reporting: True, Located: True

Current AQI: 50.0

Pomona (Wilton Heights) CA, US: 34.0667, -117.7506

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 17, 2021, 11 p.m. 9.8 ppb (10) 1.9 ppb (2) N/A 8.0 ppb (8) N/A N/A 53.0 ppb (50) 0.31 ppb (4) N/A N/A 50.0
 
Jan. 17, 2021, 10 p.m. 10.0 ppb (10) 2.4 ppb (3) N/A 8.0 ppb (8) N/A N/A 52.0 ppb (49) 0.28 ppb (4) N/A N/A 49.0
 
Jan. 17, 2021, 9 p.m. 7.9 ppb (8) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 50.0 ppb (47) 0.25 ppb (3) N/A N/A 47.0
 
Jan. 17, 2021, 8 p.m. 8.2 ppb (8) 2.3 ppb (3) N/A 6.0 ppb (6) N/A N/A 47.0 ppb (44) 0.23 ppb (3) N/A N/A 44.0
 
Jan. 17, 2021, 7 p.m. 11.3 ppb (11) 2.9 ppb (3) N/A 8.0 ppb (8) N/A N/A 43.0 ppb (40) 0.25 ppb (3) N/A N/A 40.0
 
Jan. 17, 2021, 6 p.m. 19.8 ppb (19) 6.0 ppb (6) N/A 14.0 ppb (14) N/A N/A 34.0 ppb (32) 0.3 ppb (4) N/A N/A 32.0
 
Jan. 17, 2021, 5 p.m. 21.5 ppb (21) 6.4 ppb (7) N/A 15.0 ppb (15) N/A N/A 28.0 ppb (26) 0.34 ppb (4) N/A N/A 26.0
 
Jan. 17, 2021, 4 p.m. 37.0 ppb (35) 15.0 ppb (15) N/A 22.0 ppb (21) N/A N/A 16.0 ppb (15) 0.53 ppb (6) N/A N/A 35.0
 
Jan. 17, 2021, 3 p.m. 30.9 ppb (30) 7.5 ppb (8) N/A 23.0 ppb (22) N/A N/A 10.0 ppb (10) 0.47 ppb (6) N/A N/A 30.0
 
Jan. 17, 2021, 2 p.m. 35.3 ppb (34) 8.2 ppb (8) N/A 27.0 ppb (26) N/A N/A 5.0 ppb (5) 0.49 ppb (6) N/A N/A 34.0
 
Jan. 17, 2021, 1 p.m. 33.9 ppb (32) 6.9 ppb (7) N/A 27.0 ppb (26) N/A N/A 5.0 ppb (5) 0.47 ppb (6) N/A N/A 32.0
 
Jan. 17, 2021, noon 27.3 ppb (26) 3.6 ppb (4) N/A 24.0 ppb (23) N/A N/A 7.0 ppb (7) 0.39 ppb (5) N/A N/A 26.0
 
Jan. 17, 2021, 11 a.m. 29.3 ppb (28) 4.8 ppb (5) N/A 25.0 ppb (24) N/A N/A 5.0 ppb (5) 0.42 ppb (5) N/A N/A 28.0
 
Jan. 17, 2021, 10 a.m. 31.3 ppb (30) 5.9 ppb (6) N/A 25.0 ppb (24) N/A N/A 5.0 ppb (5) 0.45 ppb (6) N/A N/A 30.0
 
Jan. 17, 2021, 9 a.m. 35.9 ppb (34) 8.2 ppb (8) N/A 28.0 ppb (27) N/A N/A 4.0 ppb (4) 0.53 ppb (6) N/A N/A 34.0
 
Jan. 17, 2021, 8 a.m. 39.8 ppb (38) 10.8 ppb (11) N/A 29.0 ppb (28) N/A N/A 3.0 ppb (3) 0.63 ppb (7) N/A N/A 38.0
 
Jan. 17, 2021, 7 a.m. 44.1 ppb (42) 13.1 ppb (13) N/A 31.0 ppb (30) N/A N/A 3.0 ppb (3) 0.74 ppb (8) N/A N/A 42.0
 
Jan. 17, 2021, 6 a.m. 51.6 ppb (49) 17.2 ppb (17) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.85 ppb (10) N/A N/A 49.0
 
Jan. 17, 2021, 5 a.m. 49.8 ppb (47) 12.2 ppb (12) N/A 38.0 ppb (36) N/A N/A 4.0 ppb (4) 0.87 ppb (11) N/A N/A 47.0
 
Jan. 17, 2021, 4 a.m. 57.8 ppb (56) 18.4 ppb (18) N/A 39.0 ppb (37) N/A N/A 3.0 ppb (3) 0.94 ppb (11) N/A N/A 56.0
 
Jan. 17, 2021, 3 a.m. 74.9 ppb (74) 29.6 ppb (28) N/A 45.0 ppb (43) N/A N/A 3.0 ppb (3) 1.18 ppb (14) N/A N/A 74.0
 
Jan. 17, 2021, 2 a.m. 43.1 ppb (41) 3.9 ppb (4) N/A 39.0 ppb (37) N/A N/A 15.0 ppb (14) 0.7 ppb (8) N/A N/A 41.0
 
Jan. 17, 2021, 1 a.m. 68.2 ppb (67) 14.5 ppb (14) N/A 54.0 ppb (51) N/A N/A 12.0 ppb (12) 0.99 ppb (12) N/A N/A 67.0
 
Jan. 17, 2021, midnight 28.1 ppb (27) 3.1 ppb (3) N/A 25.0 ppb (24) N/A N/A 40.0 ppb (38) 0.49 ppb (6) N/A N/A 38.0
 
Jan. 16, 2021, 11 p.m. 21.1 ppb (20) 3.5 ppb (4) N/A 18.0 ppb (17) N/A N/A 48.0 ppb (45) 0.41 ppb (5) N/A N/A 45.0
 
Jan. 16, 2021, 10 p.m. 17.6 ppb (17) 3.6 ppb (4) N/A 14.0 ppb (14) N/A N/A 49.0 ppb (46) 0.33 ppb (4) N/A N/A 46.0
 
Jan. 16, 2021, 9 p.m. 18.9 ppb (18) 4.4 ppb (5) N/A 15.0 ppb (15) N/A N/A 46.0 ppb (43) 0.33 ppb (4) N/A N/A 43.0
 
Jan. 16, 2021, 8 p.m. 27.0 ppb (26) 7.6 ppb (8) N/A 19.0 ppb (18) N/A N/A 37.0 ppb (35) 0.36 ppb (5) N/A N/A 35.0
 
Jan. 16, 2021, 7 p.m. 35.1 ppb (34) 11.7 ppb (12) N/A 23.0 ppb (22) N/A N/A 30.0 ppb (28) 0.42 ppb (5) N/A N/A 34.0
 
Jan. 16, 2021, 6 p.m. 35.9 ppb (34) 13.8 ppb (14) N/A 22.0 ppb (21) N/A N/A 25.0 ppb (24) 0.4 ppb (5) N/A N/A 34.0
 
Jan. 16, 2021, 5 p.m. 54.9 ppb (52) 26.0 ppb (25) N/A 29.0 ppb (28) N/A N/A 17.0 ppb (16) 0.58 ppb (7) N/A N/A 52.0
 
Jan. 16, 2021, 4 p.m. 110.3 ppb (103) 74.4 ppb (73) N/A 36.0 ppb (34) N/A N/A 6.0 ppb (6) 1.04 ppb (12) N/A N/A 103.0
 
Jan. 16, 2021, 3 p.m. 88.3 ppb (88) 56.6 ppb (54) N/A 32.0 ppb (31) N/A N/A 3.0 ppb (3) 0.75 ppb (10) N/A N/A 88.0
 
Jan. 16, 2021, 2 p.m. 72.9 ppb (72) 42.6 ppb (41) N/A 30.0 ppb (29) N/A N/A 2.0 ppb (2) 0.67 ppb (8) N/A N/A 72.0
 
Jan. 16, 2021, 1 p.m. 80.7 ppb (80) 48.6 ppb (46) N/A 32.0 ppb (31) N/A N/A 2.0 ppb (2) 0.67 ppb (8) N/A N/A 80.0
 
Jan. 16, 2021, noon 60.2 ppb (58) 29.6 ppb (28) N/A 31.0 ppb (30) N/A N/A 2.0 ppb (2) 0.56 ppb (7) N/A N/A 58.0
 
Jan. 16, 2021, 11 a.m. 64.2 ppb (62) 32.2 ppb (31) N/A 32.0 ppb (31) N/A N/A 2.0 ppb (2) 0.68 ppb (8) N/A N/A 62.0
 
Jan. 16, 2021, 10 a.m. 53.7 ppb (51) 22.8 ppb (22) N/A 31.0 ppb (30) N/A N/A 2.0 ppb (2) 0.65 ppb (8) N/A N/A 51.0
 
Jan. 16, 2021, 9 a.m. 55.4 ppb (53) 21.7 ppb (21) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.71 ppb (8) N/A N/A 53.0
 
Jan. 16, 2021, 8 a.m. 46.4 ppb (44) 13.3 ppb (13) N/A 33.0 ppb (32) N/A N/A 3.0 ppb (3) 0.6 ppb (7) N/A N/A 44.0
 
Jan. 16, 2021, 7 a.m. 46.7 ppb (45) 13.4 ppb (13) N/A 33.0 ppb (32) N/A N/A 4.0 ppb (4) 0.59 ppb (7) N/A N/A 45.0
 
Jan. 16, 2021, 6 a.m. 49.6 ppb (47) 14.5 ppb (14) N/A 35.0 ppb (34) N/A N/A 3.0 ppb (3) 0.63 ppb (7) N/A N/A 47.0
 
Jan. 16, 2021, 5 a.m. 64.7 ppb (63) 26.1 ppb (25) N/A 39.0 ppb (37) N/A N/A 3.0 ppb (3) 0.77 ppb (10) N/A N/A 63.0
 
Jan. 16, 2021, 4 a.m. 67.1 ppb (65) 25.7 ppb (25) N/A 41.0 ppb (39) N/A N/A 3.0 ppb (3) 0.76 ppb (10) N/A N/A 65.0
 
Jan. 16, 2021, 3 a.m. 78.2 ppb (77) 33.4 ppb (32) N/A 45.0 ppb (43) N/A N/A 2.0 ppb (2) 0.89 ppb (11) N/A N/A 77.0
 
Jan. 16, 2021, 2 a.m. 82.2 ppb (82) 31.9 ppb (31) N/A 50.0 ppb (48) N/A N/A 3.0 ppb (3) 0.99 ppb (12) N/A N/A 82.0
 
Jan. 16, 2021, 1 a.m. 73.3 ppb (72) 22.7 ppb (22) N/A 51.0 ppb (49) N/A N/A 6.0 ppb (6) 1.16 ppb (14) N/A N/A 72.0
 
Jan. 16, 2021, midnight 38.4 ppb (37) 7.5 ppb (8) N/A 31.0 ppb (30) N/A N/A 30.0 ppb (28) 0.55 ppb (7) N/A N/A 37.0
 
Jan. 15, 2021, 11 p.m. 25.5 ppb (25) 5.0 ppb (5) N/A 21.0 ppb (20) N/A N/A 41.0 ppb (38) 0.39 ppb (5) N/A N/A 38.0
 
Jan. 15, 2021, 10 p.m. 26.3 ppb (25) 6.3 ppb (6) N/A 20.0 ppb (19) N/A N/A 41.0 ppb (38) 0.36 ppb (5) N/A N/A 38.0
 
Jan. 15, 2021, 9 p.m. 26.2 ppb (25) 6.8 ppb (7) N/A 19.0 ppb (18) N/A N/A 39.0 ppb (37) 0.35 ppb (4) N/A N/A 37.0
 
Jan. 15, 2021, 8 p.m. 18.0 ppb (17) 4.9 ppb (5) N/A 13.0 ppb (13) N/A N/A 42.0 ppb (39) 0.29 ppb (4) N/A N/A 39.0
 
Jan. 15, 2021, 7 p.m. 26.5 ppb (25) 7.9 ppb (8) N/A 19.0 ppb (18) N/A N/A 35.0 ppb (33) 0.31 ppb (4) N/A N/A 33.0
 
Jan. 15, 2021, 6 p.m. 39.0 ppb (37) 14.2 ppb (14) N/A 25.0 ppb (24) N/A N/A 26.0 ppb (25) 0.42 ppb (5) N/A N/A 37.0
 
Jan. 15, 2021, 5 p.m. 42.0 ppb (40) 16.0 ppb (16) N/A 26.0 ppb (25) N/A N/A 21.0 ppb (20) 0.46 ppb (6) N/A N/A 40.0
 
Jan. 15, 2021, 4 p.m. 89.8 ppb (90) 55.0 ppb (53) N/A 35.0 ppb (34) N/A N/A 8.0 ppb (8) 0.83 ppb (10) N/A N/A 90.0
 
Jan. 15, 2021, 3 p.m. 83.8 ppb (83) 47.4 ppb (45) N/A 36.0 ppb (34) N/A N/A 4.0 ppb (4) 0.7 ppb (8) N/A N/A 83.0
 
Jan. 15, 2021, 2 p.m. 75.4 ppb (74) 39.1 ppb (37) N/A 36.0 ppb (34) N/A N/A 2.0 ppb (2) 0.67 ppb (8) N/A N/A 74.0
 
Jan. 15, 2021, 1 p.m. 51.9 ppb (49) 19.1 ppb (19) N/A 33.0 ppb (32) N/A N/A 3.0 ppb (3) 0.49 ppb (6) N/A N/A 49.0
 
Jan. 15, 2021, noon 44.4 ppb (42) 12.8 ppb (13) N/A 32.0 ppb (31) N/A N/A 3.0 ppb (3) 0.41 ppb (5) N/A N/A 42.0
 
Jan. 15, 2021, 11 a.m. 28.2 ppb (27) 3.1 ppb (3) N/A 25.0 ppb (24) N/A N/A 8.0 ppb (8) 0.29 ppb (4) N/A N/A 27.0
 
Jan. 15, 2021, 10 a.m. 29.0 ppb (28) 4.1 ppb (4) N/A 25.0 ppb (24) N/A N/A 11.0 ppb (11) 0.33 ppb (4) N/A N/A 28.0
 
Jan. 15, 2021, 9 a.m. 48.7 ppb (46) 12.0 ppb (12) N/A 37.0 ppb (35) N/A N/A 4.0 ppb (4) 0.46 ppb (6) N/A N/A 46.0
 
Jan. 15, 2021, 8 a.m. 45.5 ppb (43) 9.6 ppb (10) N/A 36.0 ppb (34) N/A N/A 4.0 ppb (4) 0.5 ppb (6) N/A N/A 43.0
 
Jan. 15, 2021, 7 a.m. 28.1 ppb (27) 3.8 ppb (4) N/A 24.0 ppb (23) N/A N/A 14.0 ppb (13) 0.35 ppb (4) N/A N/A 27.0
 
Jan. 15, 2021, 6 a.m. 59.2 ppb (57) 20.3 ppb (20) N/A 39.0 ppb (37) N/A N/A 4.0 ppb (4) 0.61 ppb (7) N/A N/A 57.0
 
Jan. 15, 2021, 5 a.m. 79.1 ppb (78) 36.6 ppb (35) N/A 42.0 ppb (40) N/A N/A 2.0 ppb (2) 0.82 ppb (10) N/A N/A 78.0
 
Jan. 15, 2021, 4 a.m. 78.0 ppb (77) 33.7 ppb (32) N/A 44.0 ppb (42) N/A N/A 2.0 ppb (2) 0.77 ppb (10) N/A N/A 77.0
 
Jan. 15, 2021, 3 a.m. 96.3 ppb (97) 47.0 ppb (45) N/A 49.0 ppb (47) N/A N/A 2.0 ppb (2) 1.13 ppb (13) N/A N/A 97.0
 
Jan. 15, 2021, 2 a.m. 80.5 ppb (80) 30.2 ppb (29) N/A 50.0 ppb (48) N/A N/A 4.0 ppb (4) 0.95 ppb (11) N/A N/A 80.0
 
Jan. 15, 2021, 1 a.m. 86.6 ppb (86) 32.6 ppb (31) N/A 54.0 ppb (51) N/A N/A 4.0 ppb (4) 0.99 ppb (12) N/A N/A 86.0
 
Jan. 15, 2021, midnight 43.2 ppb (41) 8.6 ppb (9) N/A 35.0 ppb (34) N/A N/A 24.0 ppb (23) 0.59 ppb (7) N/A N/A 41.0
 
Jan. 14, 2021, 11 p.m. 24.0 ppb (23) 4.6 ppb (5) N/A 19.0 ppb (18) N/A N/A 40.0 ppb (38) 0.39 ppb (5) N/A N/A 38.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2021, 4 p.m. 109.4 ppb (103) 73.6 ppb (72) N/A 36.0 ppb (34) N/A N/A 7.0 ppb (7) 0.95 ppb (11) N/A N/A 103.0
 
Jan. 14, 2021, 3 p.m. 103.3 ppb (102) 66.3 ppb (65) N/A 37.0 ppb (35) N/A N/A 4.0 ppb (4) 0.86 ppb (11) N/A N/A 102.0
 
Jan. 14, 2021, 2 p.m. 70.9 ppb (70) 35.3 ppb (34) N/A 36.0 ppb (34) N/A N/A 3.0 ppb (3) 0.61 ppb (7) N/A N/A 70.0
 
Jan. 14, 2021, 1 p.m. 70.8 ppb (69) 37.3 ppb (36) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.57 ppb (7) N/A N/A 69.0
 
Jan. 14, 2021, noon 72.8 ppb (72) 39.5 ppb (38) N/A 33.0 ppb (32) N/A N/A 3.0 ppb (3) 0.55 ppb (7) N/A N/A 72.0
 
Jan. 14, 2021, 11 a.m. 52.5 ppb (50) 20.9 ppb (20) N/A 32.0 ppb (31) N/A N/A 3.0 ppb (3) 0.45 ppb (6) N/A N/A 50.0
 
Jan. 14, 2021, 10 a.m. 48.8 ppb (47) 18.5 ppb (18) N/A 30.0 ppb (29) N/A N/A 3.0 ppb (3) 0.45 ppb (6) N/A N/A 47.0
 
Jan. 14, 2021, 9 a.m. 74.7 ppb (74) 40.2 ppb (38) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.6 ppb (7) N/A N/A 74.0
 
Jan. 14, 2021, 8 a.m. 65.9 ppb (64) 31.7 ppb (30) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.72 ppb (8) N/A N/A 64.0
 
Jan. 14, 2021, 7 a.m. 65.7 ppb (64) 31.2 ppb (30) N/A 35.0 ppb (34) N/A N/A 3.0 ppb (3) 0.88 ppb (11) N/A N/A 64.0
 
Jan. 14, 2021, 6 a.m. 64.1 ppb (62) 29.7 ppb (29) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.66 ppb (8) N/A N/A 62.0
 
Jan. 14, 2021, 5 a.m. 78.2 ppb (77) 41.3 ppb (39) N/A 37.0 ppb (35) N/A N/A 3.0 ppb (3) 0.79 ppb (10) N/A N/A 77.0
 
Jan. 14, 2021, 4 a.m. 87.0 ppb (87) 48.2 ppb (46) N/A 39.0 ppb (37) N/A N/A 3.0 ppb (3) 0.89 ppb (11) N/A N/A 87.0
 
Jan. 14, 2021, 3 a.m. 93.8 ppb (94) 51.3 ppb (49) N/A 43.0 ppb (41) N/A N/A 3.0 ppb (3) 1.03 ppb (12) N/A N/A 94.0
 
Jan. 14, 2021, 2 a.m. 103.6 ppb (102) 56.1 ppb (54) N/A 47.0 ppb (45) N/A N/A 3.0 ppb (3) 1.1 ppb (13) N/A N/A 102.0
 
Jan. 14, 2021, 1 a.m. 92.8 ppb (93) 45.0 ppb (43) N/A 48.0 ppb (46) N/A N/A 4.0 ppb (4) 1.03 ppb (12) N/A N/A 93.0
 
Jan. 14, 2021, midnight 39.6 ppb (38) 7.4 ppb (7) N/A 32.0 ppb (31) N/A N/A 20.0 ppb (19) 0.53 ppb (6) N/A N/A 38.0
 
Jan. 13, 2021, 11 p.m. 35.1 ppb (34) 8.7 ppb (9) N/A 26.0 ppb (25) N/A N/A 26.0 ppb (25) 0.45 ppb (6) N/A N/A 34.0
 
Jan. 13, 2021, 10 p.m. 27.6 ppb (27) 7.0 ppb (7) N/A 21.0 ppb (20) N/A N/A 32.0 ppb (30) 0.34 ppb (4) N/A N/A 30.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 13, 2021, 4 p.m. 105.1 ppb (102) 70.4 ppb (69) N/A 35.0 ppb (34) N/A N/A 8.0 ppb (8) 0.94 ppb (11) N/A N/A 102.0
 
Jan. 13, 2021, 3 p.m. 102.7 ppb (102) 67.6 ppb (66) N/A 35.0 ppb (34) N/A N/A 4.0 ppb (4) 0.88 ppb (11) N/A N/A 102.0
 
Jan. 13, 2021, 2 p.m. 81.1 ppb (80) 46.7 ppb (45) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.72 ppb (8) N/A N/A 80.0
 
Jan. 13, 2021, 1 p.m. 76.5 ppb (75) 42.8 ppb (41) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.66 ppb (8) N/A N/A 75.0
 
Jan. 13, 2021, noon 68.6 ppb (67) 34.8 ppb (33) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.58 ppb (7) N/A N/A 67.0
 
Jan. 13, 2021, 11 a.m. 78.4 ppb (77) 44.5 ppb (42) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.62 ppb (7) N/A N/A 77.0
 
Jan. 13, 2021, 10 a.m. 82.7 ppb (82) 47.3 ppb (45) N/A 35.0 ppb (34) N/A N/A 3.0 ppb (3) 0.65 ppb (8) N/A N/A 82.0
 
Jan. 13, 2021, 9 a.m. 87.6 ppb (87) 50.7 ppb (48) N/A 37.0 ppb (35) N/A N/A 3.0 ppb (3) 0.81 ppb (10) N/A N/A 87.0
 
Jan. 13, 2021, 8 a.m. 94.2 ppb (94) 56.3 ppb (54) N/A 38.0 ppb (36) N/A N/A 3.0 ppb (3) 0.88 ppb (11) N/A N/A 94.0
 
Jan. 13, 2021, 7 a.m. 70.6 ppb (69) 36.7 ppb (35) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.74 ppb (8) N/A N/A 69.0
 
Jan. 13, 2021, 6 a.m. 78.8 ppb (78) 44.4 ppb (42) N/A 34.0 ppb (33) N/A N/A 3.0 ppb (3) 0.81 ppb (10) N/A N/A 78.0
 
Jan. 13, 2021, 5 a.m. 74.8 ppb (74) 38.2 ppb (37) N/A 37.0 ppb (35) N/A N/A 3.0 ppb (3) 0.8 ppb (10) N/A N/A 74.0
 
Jan. 13, 2021, 4 a.m. 59.3 ppb (57) 21.7 ppb (21) N/A 38.0 ppb (36) N/A N/A 4.0 ppb (4) 0.68 ppb (8) N/A N/A 57.0
 
Jan. 13, 2021, 3 a.m. 59.2 ppb (57) 20.1 ppb (19) N/A 39.0 ppb (37) N/A N/A 4.0 ppb (4) 0.7 ppb (8) N/A N/A 57.0
 
Jan. 13, 2021, 2 a.m. 56.3 ppb (54) 15.0 ppb (15) N/A 41.0 ppb (39) N/A N/A 5.0 ppb (5) 0.68 ppb (8) N/A N/A 54.0
 
Jan. 13, 2021, 1 a.m. 61.1 ppb (59) 19.1 ppb (19) N/A 42.0 ppb (40) N/A N/A 7.0 ppb (7) 0.79 ppb (10) N/A N/A 59.0
 
Jan. 13, 2021, midnight 29.0 ppb (28) 5.6 ppb (6) N/A 23.0 ppb (22) N/A N/A 27.0 ppb (25) 0.43 ppb (5) N/A N/A 28.0
 
Jan. 12, 2021, 11 p.m. 19.8 ppb (19) 3.8 ppb (4) N/A 16.0 ppb (16) N/A N/A 37.0 ppb (35) 0.34 ppb (4) N/A N/A 35.0
 
Jan. 12, 2021, 10 p.m. 13.7 ppb (13) 2.5 ppb (3) N/A 11.0 ppb (11) N/A N/A 43.0 ppb (40) 0.25 ppb (3) N/A N/A 40.0
 
Jan. 12, 2021, 9 p.m. 13.7 ppb (13) 3.5 ppb (4) N/A 10.0 ppb (10) N/A N/A 44.0 ppb (41) 0.23 ppb (3) N/A N/A 41.0
 
Jan. 12, 2021, 8 p.m. 24.5 ppb (24) 7.2 ppb (7) N/A 17.0 ppb (17) N/A N/A 34.0 ppb (32) 0.3 ppb (4) N/A N/A 32.0
 
Jan. 12, 2021, 7 p.m. 46.7 ppb (45) 19.7 ppb (19) N/A 27.0 ppb (26) N/A N/A 24.0 ppb (23) 0.4 ppb (5) N/A N/A 45.0
 
Jan. 12, 2021, 6 p.m. 74.8 ppb (74) 39.1 ppb (37) N/A 36.0 ppb (34) N/A N/A 15.0 ppb (14) 0.61 ppb (7) N/A N/A 74.0
 
Jan. 12, 2021, 5 p.m. 81.5 ppb (81) 45.3 ppb (43) N/A 36.0 ppb (34) N/A N/A 12.0 ppb (12) 0.69 ppb (8) N/A N/A 81.0
 
Jan. 12, 2021, 4 p.m. 118.0 ppb (105) 80.5 ppb (80) N/A 37.0 ppb (35) N/A N/A 6.0 ppb (6) 1.12 ppb (13) N/A N/A 105.0
 
Jan. 12, 2021, 3 p.m. 113.9 ppb (104) 79.4 ppb (79) N/A 34.0 ppb (33) N/A N/A 4.0 ppb (4) 1.05 ppb (13) N/A N/A 104.0
 
Jan. 12, 2021, 2 p.m. 88.3 ppb (88) 53.4 ppb (51) N/A 35.0 ppb (34) N/A N/A 3.0 ppb (3) 0.84 ppb (10) N/A N/A 88.0
 
Jan. 12, 2021, 1 p.m. 74.3 ppb (73) 41.2 ppb (39) N/A 33.0 ppb (32) N/A N/A 3.0 ppb (3) 0.67 ppb (8) N/A N/A 73.0
 
Jan. 12, 2021, noon 47.5 ppb (45) 17.8 ppb (17) N/A 30.0 ppb (29) N/A N/A 3.0 ppb (3) 0.43 ppb (5) N/A N/A 45.0
 
Jan. 12, 2021, 11 a.m. 43.8 ppb (42) 12.9 ppb (13) N/A 31.0 ppb (30) N/A N/A 3.0 ppb (3) 0.39 ppb (5) N/A N/A 42.0
 
Jan. 12, 2021, 10 a.m. 46.5 ppb (44) 15.9 ppb (15) N/A 31.0 ppb (30) N/A N/A 3.0 ppb (3) 0.4 ppb (5) N/A N/A 44.0
 
Jan. 12, 2021, 9 a.m. 45.4 ppb (43) 14.7 ppb (14) N/A 31.0 ppb (30) N/A N/A 3.0 ppb (3) 0.43 ppb (5) N/A N/A 43.0
 
Jan. 12, 2021, 8 a.m. 44.2 ppb (42) 12.4 ppb (12) N/A 32.0 ppb (31) N/A N/A 4.0 ppb (4) 0.48 ppb (6) N/A N/A 42.0
 
Jan. 12, 2021, 7 a.m. 47.3 ppb (45) 13.9 ppb (14) N/A 33.0 ppb (32) N/A N/A 4.0 ppb (4) 0.54 ppb (6) N/A N/A 45.0
 
Jan. 12, 2021, 6 a.m. 61.2 ppb (59) 25.8 ppb (25) N/A 35.0 ppb (34) N/A N/A 3.0 ppb (3) 0.66 ppb (8) N/A N/A 59.0
 
Jan. 12, 2021, 5 a.m. 53.6 ppb (51) 17.1 ppb (17) N/A 36.0 ppb (34) N/A N/A 4.0 ppb (4) 0.61 ppb (7) N/A N/A 51.0
 
Jan. 12, 2021, 4 a.m. 72.4 ppb (71) 32.4 ppb (31) N/A 40.0 ppb (38) N/A N/A 3.0 ppb (3) 0.79 ppb (10) N/A N/A 71.0
 
Jan. 12, 2021, 3 a.m. 50.5 ppb (48) 12.1 ppb (12) N/A 38.0 ppb (36) N/A N/A 5.0 ppb (5) 0.71 ppb (8) N/A N/A 48.0
 
Jan. 12, 2021, 2 a.m. 48.2 ppb (46) 10.5 ppb (10) N/A 38.0 ppb (36) N/A N/A 9.0 ppb (9) 0.63 ppb (7) N/A N/A 46.0
 
Jan. 12, 2021, 1 a.m. 69.5 ppb (68) 24.0 ppb (23) N/A 45.0 ppb (43) N/A N/A 7.0 ppb (7) 0.82 ppb (10) N/A N/A 68.0
 
Jan. 12, 2021, midnight 27.1 ppb (26) 3.9 ppb (4) N/A 23.0 ppb (22) N/A N/A 30.0 ppb (28) 0.39 ppb (5) N/A N/A 28.0
 
Jan. 11, 2021, 11 p.m. 22.2 ppb (21) 5.1 ppb (5) N/A 17.0 ppb (17) N/A N/A 37.0 ppb (35) 0.31 ppb (4) N/A N/A 35.0
 
Jan. 11, 2021, 10 p.m. 15.2 ppb (15) 4.4 ppb (5) N/A 11.0 ppb (11) N/A N/A 43.0 ppb (40) 0.27 ppb (4) N/A N/A 40.0
 
Jan. 11, 2021, 9 p.m. 15.4 ppb (15) 4.4 ppb (5) N/A 11.0 ppb (11) N/A N/A 41.0 ppb (38) 0.28 ppb (4) N/A N/A 38.0
 
Jan. 11, 2021, 8 p.m. 16.2 ppb (16) 4.9 ppb (5) N/A 11.0 ppb (11) N/A N/A 38.0 ppb (36) 0.27 ppb (4) N/A N/A 36.0
 
Jan. 11, 2021, 7 p.m. 20.4 ppb (20) 6.6 ppb (7) N/A 14.0 ppb (14) N/A N/A 33.0 ppb (31) 0.3 ppb (4) N/A N/A 31.0
 
Jan. 11, 2021, 6 p.m. 21.7 ppb (21) 7.5 ppb (8) N/A 14.0 ppb (14) N/A N/A 31.0 ppb (29) 0.31 ppb (4) N/A N/A 29.0
 
Jan. 11, 2021, 5 p.m. 39.4 ppb (38) 16.9 ppb (16) N/A 22.0 ppb (21) N/A N/A 22.0 ppb (21) 0.41 ppb (5) N/A N/A 38.0
 
Jan. 11, 2021, 4 p.m. 95.7 ppb (96) 60.3 ppb (58) N/A 35.0 ppb (34) N/A N/A 7.0 ppb (7) 0.89 ppb (11) N/A N/A 96.0
 
Jan. 11, 2021, 3 p.m. 94.6 ppb (95) 58.1 ppb (56) N/A 36.0 ppb (34) N/A N/A 4.0 ppb (4) 0.91 ppb (11) N/A N/A 95.0
 
Jan. 11, 2021, 2 p.m. 75.3 ppb (74) 42.0 ppb (40) N/A 33.0 ppb (32) N/A N/A 3.0 ppb (3) 0.79 ppb (10) N/A N/A 74.0
 
Jan. 11, 2021, 1 p.m. 51.9 ppb (49) 20.9 ppb (20) N/A 31.0 ppb (30) N/A N/A 3.0 ppb (3) 0.62 ppb (7) N/A N/A 49.0
 
Jan. 11, 2021, noon 41.9 ppb (40) 12.9 ppb (13) N/A 29.0 ppb (28) N/A N/A 4.0 ppb (4) 0.49 ppb (6) N/A N/A 40.0
 
Jan. 11, 2021, 11 a.m. 34.5 ppb (33) 6.6 ppb (7) N/A 28.0 ppb (27) N/A N/A 6.0 ppb (6) 0.43 ppb (5) N/A N/A 33.0
 
Jan. 11, 2021, 10 a.m. 41.8 ppb (40) 11.2 ppb (11) N/A 31.0 ppb (30) N/A N/A 3.0 ppb (3) 0.5 ppb (6) N/A N/A 40.0
 
Jan. 11, 2021, 9 a.m. 46.9 ppb (45) 16.9 ppb (16) N/A 30.0 ppb (29) N/A N/A 4.0 ppb (4) 0.61 ppb (7) N/A N/A 45.0
 
Jan. 11, 2021, 8 a.m. 53.8 ppb (51) 22.6 ppb (22) N/A 31.0 ppb (30) N/A N/A 3.0 ppb (3) 0.72 ppb (8) N/A N/A 51.0
 
Jan. 11, 2021, 7 a.m. 58.8 ppb (57) 25.8 ppb (25) N/A 33.0 ppb (32) N/A N/A 3.0 ppb (3) 0.8 ppb (10) N/A N/A 57.0
 
Jan. 11, 2021, 6 a.m. 58.0 ppb (56) 24.8 ppb (24) N/A 33.0 ppb (32) N/A N/A 3.0 ppb (3) 0.84 ppb (10) N/A N/A 56.0
 
Jan. 11, 2021, 5 a.m. 45.2 ppb (43) 11.8 ppb (12) N/A 33.0 ppb (32) N/A N/A 5.0 ppb (5) 0.74 ppb (8) N/A N/A 43.0
 
Jan. 11, 2021, 4 a.m. 38.7 ppb (37) 7.4 ppb (7) N/A 31.0 ppb (30) N/A N/A 7.0 ppb (7) 0.66 ppb (8) N/A N/A 37.0
 
Jan. 11, 2021, 3 a.m. 27.4 ppb (26) 3.4 ppb (4) N/A 24.0 ppb (23) N/A N/A 17.0 ppb (16) 0.54 ppb (6) N/A N/A 26.0
 
Jan. 11, 2021, 2 a.m. 28.6 ppb (27) 4.4 ppb (5) N/A 24.0 ppb (23) N/A N/A 20.0 ppb (19) 0.57 ppb (7) N/A N/A 27.0
 
Jan. 11, 2021, 1 a.m. 31.6 ppb (30) 4.1 ppb (4) N/A 27.0 ppb (26) N/A N/A 20.0 ppb (19) 0.61 ppb (7) N/A N/A 30.0
 
Jan. 11, 2021, midnight 18.9 ppb (18) 3.9 ppb (4) N/A 15.0 ppb (15) N/A N/A 36.0 ppb (34) 0.39 ppb (5) N/A N/A 34.0